Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 230907
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
507 AM AST TUE SEP 23 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 22 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89 1:13 PM 96 2023 89 0 91
MINIMUM 77 6:41 AM 70 1951 76 1 78
AVERAGE 83 83 0 85
PRECIPITATION (IN)
YESTERDAY MM 1.24 1964 0.16 MM 0.00
MONTH TO DATE 0.00 3.56 -3.56 2.47
SINCE SEP 1 0.00 3.56 -3.56 2.47
SINCE JAN 1 3.30 22.10 -18.80 12.31
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 18 18 0 20
MONTH TO DATE 406 396 10 442
SINCE SEP 1 406 396 10 442
SINCE JAN 1 4291 4182 109 4218
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96
LOWEST 70
AVERAGE 83
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 1972
2023
MINIMUM TEMPERATURE (F) 76 69 1977
SUNRISE AND SUNSET
SEPTEMBER 23 2025.....SUNRISE 6:08 AM AST SUNSET 6:14 PM AST
SEPTEMBER 24 2025.....SUNRISE 6:08 AM AST SUNSET 6:13 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$